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19 lines
566 B
Groff
19 lines
566 B
Groff
.TH io_receivefd 3
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.SH NAME
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io_receivefd \- receive a file descriptor over a Unix Domain socket
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.SH SYNTAX
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.B #include <io.h>
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int64 \fBio_receivefd\fP(int64 sock);
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.SH DESCRIPTION
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io_receivefd receives a file descriptor from the Unix Domain socket
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\fIsock\fR. You can send a descriptor using io_passfd(3).
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io_receivefd returns -1 on error or the file descriptor.
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The underlying Unix API can send more than one descriptor at the time.
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This function expects only one descriptor and will return the first
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one if more than one were sent.
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.SH "SEE ALSO"
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io_passfd(3)
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